Home / 1,082,320.20-1,493,500.16-732,749.54

Finding the Fourth Proportional to 1,082,320.20, 1,493,500.16 and 732,749.54

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Solution

The fourth proportional to 1,082,320.20, 1,493,500.16 and 732,749.54 is: 1,011,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,320.20 : 1,493,500.16 = 732,749.54 : x
  2. Step 2: Convert to fraction form
    1,082,320.20/1,493,500.16 = 732,749.54/x
  3. Step 3: Cross multiply
    1,082,320.20x = 1,493,500.16 × 732,749.54
  4. Step 4: Simplify right side
    1,082,320.20x = 1,094,361,549,594.30
  5. Step 5: Solve for x
    x = 1,094,361,549,594.30/1,082,320.20
  6. Step 6: Final answer
    x = 1,011,125.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.